Acquisition announcements generate predictable movements in the price of the acquirer's stock. For example, post-announcement returns are typically negative for high Tobin's q acquirers, stock transactions, and foreign targets, but positive for private equity-backed private targets....

This paper examines the valuation of venture capital (VC)-backed IPOs in Canada and the US over the 1986-2007 period. The data indicate that differences in listing standards between Canada and the US account for fact that IPOs are valued substantially lower in Canada. We consider alternative...

We examine the impact of stock exchange trading rules and surveillance on the frequency and severity of suspected insider trading cases in 22 stock exchanges around the world over the period January 2003 through June 2011. Using new indices for market manipulation, insider trading, and...

This paper shows stock exchange trading rules are of central importance for the trading location of cross-listed stocks. We also consider various measures of sovereign governance and shareholder rights across countries to assess the complementary effects of other legal and institutional drivers...

This paper examines the relationship between stock and option markets around SEO events. We compare option-implied volatility and realized volatility to show that option markets do not fully predict risk dynamics following equity issues. Moreover, we show that straddle strategies that explore...

We examine the impact of changes in market microstructure, particularly algorithmic trading (AT) and high frequency trading (HFT), on trade size across 24 stock exchanges around the world. Using colocation services as a proxy for AT and HFT, we find mixed results on the impact of AT and HFT on...